The whole drillstring is taken as research object in this paper. Mechanics model for lengthwise vibration analysis of deep well drillstring is established.
本文以整体钻柱为研究对象，建立了深井钻柱纵向振动分析的力学模型。
参考来源 - 深井钻柱纵向振动疲劳强度评估与预测·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： lengthwise lengthways
以上来源于: WordNet
ADV Lengthways or lengthwise means in a direction or position along the length of something. 纵向地 [ADV after v]
She tore off two sections of paper towel and folded them lengthways.
她扯出两块纸巾，把它们纵向叠了起来。
The wise men were willing to go to any length to find the truth. You will become wise if you do the same this year.
聪明人通常愿意为找到真理走任何路。如果你做同样的事，你今年将会变得有智慧。
On some occasions these readings would give rise to shastric discussions, which would at length be settled by the depth of Iswar's wise pronouncements.
有些时候，这样的阅读会引起对经典典籍的讨论。 这时总要依照艾思沃尔的充满智慧深奥的宣言来了断。
Buy a ticket for the standard second-class service and you'll find the beds lined up length-wise along an open carriage.
标准二等服务的卧铺，床位在开放式车厢里排列。
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